Refer to the figure. Which theorem guarantees l and m are parallel?

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Arectangle has a length of 6cm by 8cm what is the length of a diagonal of the rectangle